HomeEnergy StorageM12619Evidence
Topic/Matter Intersection

Topic:"Energy Storage" in M12619

Matter: Nova Scotia Power Inc. - 2026 Annual Capital Expenditure (ACE) Plan - $284 million
42 passages 14 documents

Energy Storage across all matters →

N-1Application - Redacted 16 passages
Section 71
CI# Project Title 2026 Budget ($) Project Total ($) and intermediate pressure steam from the boiler to produce power through the generator. C0082195 LIN2 2025/26 Capacity Requirement 299,478 3,162,203 This project is for the component refu...

AI summary The document outlines several infrastructure and maintenance projects across Nova Scotia's energy sector, including asset refurbishment, replacement of equipment, and system upgrades to ensure operational reliability and compliance with environmental regulations.

Section 79
CI# Project Title 2026 Budget ($) Project Total ($) General Plant C0082133 IT - Renew Microsoft Enterprise Agreement 1,800,000 1,800,000 This project funds the on-premises portion of the Microsoft Enterprise Agreement for software assuranc...

AI summary The document outlines several IT and infrastructure projects planned for 2026, including the renewal of Microsoft Enterprise Agreement, implementation of distributed intelligence apps, a DERMS solution, and improvements to the Sydney Depot. Each project includes budget allocations and total project costs.

Section 88
1 using the Asset Management Mechanism described in Section 3.0, which enables consistent, risk- 2 informed prioritization across the fleet. Investments are selected to maintain safety, reliability, and 3 affordability, with consideration...

AI summary The text outlines NS Power's approach to asset management, emphasizing risk-informed prioritization, safety, reliability, and affordability. It highlights the transition of thermal generation assets toward retirement or fuel conversion by 2030, in line with the Province’s Clean Power Plan, and discusses capital investment plans for both thermal and renewable generation in 2026.

Section 103
REDACTED (CONFIDENTIAL INFORMATION REMOVED) 2026 ACE Plan CONFIDENTIAL (Attachments Only) 1 For additional detail on NS Power’s reliability strategy, including metrics and resilience planning, 2 please refer to Section 11.1.4. 3 4 The focu...

AI summary The 2026 ACE Plan outlines NS Power’s transmission capital investments, totaling approximately $241.1 million, with a focus on system reliability, energy storage, and synchronous condensers. The plan includes spending for projects over $1 million, with some approvals sought after the filing of the ACE Plan.

Section 104
iii 2.7 $1,000,000 for which approval is not sought. (As provided in Appendix B) iv Carry-over capital spending. (As provided in Section 7.1) 83.4 v Routine capital spending. (As provided in Section 10) 22.0 Total 2026 Transmission Capital...

AI summary This section outlines the 2026 Transmission Capital Investment Plan, including carry-over capital spending and routine capital spending. It details specific projects such as energy storage, substation upgrades, and transformer replacements with their respective budgets and expenditures.

Section 200
3.2 17.2 30.1 30.0 - Distribution: Distribution R.O.W Widening 31.8 32.4 33.1 33.7 34.4 Transmission: Transmission R.O.W Widening 3.3 3.0 3.0 3.0 3.0 ECEI - Energy Storage 44.2 (3.3) - - - ECEI - Synchronous Condenser 84.7 115.3 91.3 46.7...

AI summary The text presents capital expenditure figures across various sectors including distribution, transmission, generation, and energy storage as part of the 2026 Annual Capital Expenditure (ACE) Plan. These figures highlight investments in infrastructure and energy initiatives, with specific allocations for projects such as Energy Conservation and Efficiency Initiative (ECEI) and the Wreck Cove LEM.

Section 638
ur operating units, which provide multiple benefits to NS Power and its customers. This unit, along with all the other combustion turbines, provides essential ancillary services to the system such as: • Peaking capacity – generation used t...

AI summary The text discusses the importance of maintaining four operational units at Burnside, highlighting their role in providing peaking capacity, black start capability, and fast-acting generation to support system reliability, especially with the integration of variable renewable energy sources like wind.

Section 1142
crea ng reliability and grid stability challenges that are difficult to address with tradi onal grid Month DD, 2025 Page 61 of 113 Date: December 12, 2025 Page 580 of 782 REDACTED REDACTED (CONFIDENTIAL INFORMATION REMOVED) 2026 ACE Plan App...

AI summary Nova Scotia Power Inc. outlines capital expenditure criteria for addressing grid reliability challenges through innovative technologies like grid automation and energy storage. Projects must demonstrate potential to improve system stability or provide data for future deployment of new technologies.

Section 1279
.................................... 23 17 6.1.5 Commercial Net Metering ........................................................................ 25 18 6.1.6 Additional Renewable Energy Procurements ...........................................

AI summary The document outlines sections of an Integrated Resource Plan (IRP) action plan, including commercial net metering, battery storage projects, renewable energy integration, the NS-NB Reliability Intertie Project, fast-acting generation, fuel conversions, and coal phase-out initiatives. Key topics include renewable energy procurement, grid stability, and infrastructure planning.

Section 1282
2026 ACE Plan Appendix F Page 4 of 55 The Path to 2030 – 2025 Update Non-Confidential 1 TABLE OF FIGURES 2 3 Figure 1 - 2030 Clean Power Plan Resources ................................................................................. 6 4 F...

AI summary The appendix lists figures related to Nova Scotia's 2030 Clean Power Plan, including project statuses for renewable energy initiatives, battery storage (Bridgewater BESS), and coal retirement timelines. It outlines the 2025 10-Year System Outlook Report and tracks progress on the Green Choice Program, PHP Wind, and Minas Highlands Wind projects.

Section 1287
for this year’s Path to 2030 update. With respect to 12 resources, sizing, and timing, this update to The Path to 2030 report is consistent with the 2025 13 10YSO report unless otherwise noted. 14 15 Figure 1 - 2030 Clean Power Plan Resour...

AI summary The document updates the 2030 Clean Power Plan resources, aligning with the 2025 10YSO report. It details renewable energy projects (wind, solar, storage) with their capacities and construction dates, including the NS Power BESS Project, Green Choice Program, and future procurement timelines.

Section 1334
r new renewable energy sources and the Province was looking for a new procurement 2 administrator to lead this initiative. 31 3 4 6.2 Battery Storage & Renewable Integration Resources 5 6 The 2030 Clean Power Plan calls for deployments of...

AI summary The 2030 Clean Power Plan mandates grid-scale storage in Nova Scotia, with 150 MW of 4-hour storage approved in 2024. NS Power's BESS project (ECEI) includes updates on Bridgewater, Spider Lake, and White Rock Road sites, with commercial operations expected by late 2025 and mid-2026. The NSEB's decision (M11539) and interim report (M12494) are referenced.

Section 1335
final BESS site under this project, is on track for commercial operation in 24 July 2026. 25 31 Nova Scotia to redo wind energy procurement after 4 projects drop out CBC News Page 27 of 55 Date: December 12, 2025 Page 680 of 782 REDACTED R...

AI summary Nova Scotia amended the Electricity Act in 2023 to enable competitive procurement of energy storage via RFPs and contracts. The Province confirmed in 2024 that future energy storage capacity will be procured by IESO-NS through a competitive process, with timing and quantity determined by the IESO-NS.

Section 1383
1 8.0 PROJECT ACCOUNTABILITIES, COORDINATION, AND RISK 2 MANAGEMENT 3 4 NS Power believes that the Nova Scotia 2030 Clean Power Plan is a comprehensive and 5 appropriate clean energy transition plan. It is based on extensive studies and st...

AI summary NS Power asserts the Nova Scotia 2030 Clean Power Plan is comprehensive, based on stakeholder engagement and studies. It outlines roles: Province manages renewable projects until 2030 RES targets, NS Power handles fuel conversions and transmission, and IESO-NS oversees battery storage and fast-acting generation.

Section 1386
2030 Accountability NS Power Key Action IESO-NS NS Government Partner Key Projects Items Action Items Key Action Items Action Items • Implementation of TPIF and associated Network Upgrades. Battery IESO-NS and • Procure and finance • Procu...

AI summary The document outlines key actions by NS Power and IESO-NS for 2030, including implementing TPIF and network upgrades, procuring 150 MW/600 MWh battery storage via regulated utility models, and transitioning grid stability responsibilities. Partnerships with IPPs and the NS Government are emphasized for energy storage procurement and grid-scale projects.

Section 1403
1 Nevertheless, there are growing risks with some aspects of the plan, including: 2 3 • Delays in procuring new fast-acting generation, combined with the growing lead times seen 4 across the industry for new combustion turbines, create unc...

AI summary The text outlines risks in a plan, including delays in procuring fast-acting generation, attrition of Green Choice projects risking 80% renewable energy targets, and unclear timelines for energy storage beyond NS Power’s BESS project. NS Power notes flexibility in coal retirement timelines but emphasizes collaboration with IESO-NS and the Province to address procurement challenges.

N-3NSPI (CA) RIR 1 to 32 - Redacted 1 passage
2026 Annual Capital Expenditure (ACE) Plan (NSEB M12619) NSPI Responses to Consumer Advocate Information Requests p. pp. 26-69
2026 Annual Capital Expenditure (ACE) Plan (NSEB M12619) NSPI Responses to Consumer Advocate Information Requests 1 Request IR-23: 25 (e) Yes, NS Power does believe that creating distance between the treeline edge and power 26 lines will c...

AI summary NSPI responds to information requests regarding the 2026 Annual Capital Expenditure (ACE) Plan. It discusses the effectiveness of vegetation management in reducing outages, the coding of outage events, and the use of frontline employee data for decision-making.

N-5NSPI (IG) RIR 1 to 25 1 passage
1 (d) The overall coordination of the transition is being supported by the project management p. p. 40
NON-CONFIDENTIAL 1 (d) The overall coordination of the transition is being supported by the project management 7 funding is "expected, the amount cannot be forecast at this time." 8 9 (a) For 2026-2030, please identify each source of exter...

AI summary The text discusses the coordination of a transition through project management and outlines external funding sources for 2026-2030, including the Energy Storage project and Grid Modernization Initiatives. It also references the 2026 ACE Plan and seeks reconciliation of figures within the 2026 Application.

N-6NSPI (NSEB) RIR 1 to 202 - Redacted 5 passages
NON-CONFIDENTIAL p. p. 11
NON-CONFIDENTIAL 1 Request IR-81: 20 nondestructive examinations, are designed to detect degradation and provide insight into 21 last-stage blade failure modes. The collective condition assessments determined that the 22 cracking was consi...

AI summary An inspection in March 2025 found five cracked blades on LP2 and LP3, leading to the conclusion that full last-stage blade replacement is required for TUC1 to ensure reliability. A total of 318 blades will be replaced, and 24 spare blades will be purchased.

2026 Annual Capital Expenditure (ACE) Plan (NSEB M12619) NSPI Responses to NSEB Information Requests p. pp. 11-154
2026 Annual Capital Expenditure (ACE) Plan (NSEB M12619) NSPI Responses to NSEB Information Requests 1 Request IR-100: 12 with the CT-BGT2 unit out of operation? Please explain. 13 14 (b) Can NS Power's remaining CT units, coupled with rec...

AI summary NS Power explains that the CT-BGT2 unit will be out of operation during August/September, but remaining CT units and Battery Energy Storage Systems (BESS) will provide sufficient generation capacity and fast-response capabilities to meet demand during this period. This planning ensures adequate system readiness and reliability.

4.1.1/ p. p. 94
4.1.1/

AI summary The section 4.1.1/ of the document outlines the context and background for the proceeding, including relevant regulatory frameworks and key stakeholders involved in the matter.

4.1.1/ p. p. 94
4.1.1/

AI summary The section 4.1.1/ of the document outlines the context and background for the proceeding, including relevant regulatory frameworks and key stakeholders involved in the matter.

Section 2032 p. p. 154
2 (i) CI C0082133 IT Renew Microsoft Enterprise Agreement is the only project 3 specifically for license renewal. 4 5 (c) The rating of 25 for the ECEI Synchronous Condensers reflects both the criticality and 6 condition assessments under...

AI summary The document discusses the criticality rating of 25 assigned to ECEI Synchronous Condensers, emphasizing their role in maintaining system reliability and stability with increased wind generation as part of the Path to 2030. These units provide essential grid services as coal generation is phased out.

N-9Evidence of John D. Wilson - CA 1 passage
B. Spare Transformers p. pp. 16-18
B. Spare Transformers - Q: Please describe the role of spare transformers in supporting reliability. - A: According to NS Power, it has added a new transformer to strengthen its "fleet of spares" in support of "system reliability and long-...

AI summary NS Power has added a new transformer to support system reliability. The document discusses cost-effective methods like spare inventory pooling, referencing Grid Assurance, a program that allows utilities to share spare equipment. The costs of spare transformers, including deployment and storage, are highlighted as a challenge for individual utilities.

N-102025 Q4 Capital Reports 1 passage
(1) Total 2025 Spend: Top 10 projects that were included in the 2025 ACE Plan
(1) Total 2025 Spend: Top 10 projects that were included in the 2025 ACE Plan CI Project Title Functional Class 2025 C0045132 ECEI - Energy Storage Transmission Plant - T $ 167,944,719 C0068655 LM6000 191-332 Life Extension Gas Turbine Gen...

AI summary The document outlines the top 10 projects included in the 2025 ACE Plan with their respective costs and functional classes, as well as preliminary spending on projects awaiting approval or included in the plan. It includes details on energy storage, infrastructure upgrades, and other initiatives.

103410Decision 4 passages
5.0 CAPITAL SPENDING GROWTH p. p. 60
nlike an unregulated business, a regulated utility generally cannot cut costs by abandoning customers because that segment of their customer base is less profitable than others or operating at a loss. [171] The DOE was concerned about the...

AI summary The document discusses concerns about capital spending on coal plants, noting that they remain essential for grid stability despite reduced capacity factors. The DOE and other stakeholders are concerned about expenditures, and the Board requires NS Power to provide notice on coal plant projects. The Board agrees that coal plants are still necessary for integrating variable wind energy and maintaining grid stability.

Nameplate Capacity (MW) Initial Anticipated COD (Year) Updated Anticipated COD (Year) p. p. 73
Nameplate Capacity (MW) Initial Anticipated COD (Year) Updated Anticipated COD (Year) Wind & Solar Resources Rate Base Procurement 306 2025 2025-2026 Port Hawkesbury Paper Wind 168 2025 2026 Renewable to Retail Wind 149 2024 2026-20291 Gre...

AI summary The document outlines various energy projects and initiatives in Nova Scotia, including wind and solar resources, energy storage, fast-acting generation, fuel conversions, and load management. It details nameplate capacities and anticipated commissioning dates for these projects, providing an overview of the energy infrastructure expansion plans.

Preamble p. p. 73
nt under this program was shown as 2028. NS Power did not have any additional information on this procurement, other than the September 2025 public announcement that there would be a new solicitation. [196] The New Wind and Solar generatio...

AI summary NS Power is progressing with BESS projects and fuel conversions under provincial programs. The Board approved these projects in 2024, and the Bridgewater and Spider Lake BESS sites are now operational. White Rock BESS is also in service, providing 50 MW of storage capacity to support peak demand during low wind generation periods.

7.1.1 Coordination with the IESO Nova Scotia p. p. 79
cilitate a competitive electricity market, coordinate system planning, and, section (m) conduct procurements for electricity supply, capacity, storage ancillary services and hybrid resources. The Minister's position is that all new system...

AI summary The Minister of Energy emphasizes the need for competitive procurement by the IESO for all new system needs, including electricity supply, capacity, storage, and ancillary services. This approach ensures best value for ratepayers and aligns with the IESO's statutory responsibilities. The Board is urged to uphold competitive procurement as a default for utility capital expenditure requests.

100690NSEB (NSPI) IR 1 to 202 - PDF 4 passages
Request IR-20:
Request IR-20: - Figure 22: Transmission Carry-over Capital Spending Summary. Have there been changes to the - Final Date for any of the projects listed since the ACE Plan has been filed? - a) Please identify each of these carry-over proje...

AI summary The text requests clarification on transmission carry-over capital spending, including projects exceeding approved amounts, negative spending for a specific energy storage project, and subsequent spending for projects with final dates in 2026.

Request IR-101:
Request IR-101: - Page 325 of the capital application states: "Fast-acting generation assets like Burnside Unit #2 - are critical tools for system operators managing elevated levels of variable generation—such as - wind—and responding to s...

AI summary The document requests clarification on whether Nova Scotia Power's remaining CT units, and when combined with Battery Energy Storage Systems, can provide sufficient generation to maintain system reliability if the CT-BGT2 unit is out of operation.

Request IR-132:
Request IR-132: - Board staff analysis of Attachment 1 reveals that the utility worked on 71 feeders, totaling 753 km. - Out of these 71 feeders, 23 feeders, totaling 215 km, maintained, or worsened, their original - ranking even after veg...

AI summary The document requests information about the cost and effectiveness of 2024 vegetation management work on 21 feeders, including why some feeders' condition scores worsened and the impact on SAIDI and SAIDFI metrics.

Request IR-170:
Request IR-170: - Section 6.2.1, page 674, NS Power Battery Storage Project ECEI, note that the Bridgewater and - Spider Lake sites were to go into service by December 31, 2025. - 5 and the White Rock Road Battery Energy Storage System (BE...

AI summary The document asks whether the Bridgewater and Spider Lakes battery storage sites have gone into commercial operation and if not, the reasons. It also inquires if the White Rock Road site remains on track for commercial operation in July 2026.

100691NSEB (NSPI) IR 1 to 202 - Word 1 passage
Section 63
ur wind projects under the RBP Program and the anticipated commercial operation dates (COD). Are all of the COD dates still accurate or have any been modified since the ACE Plan application was filed? On page 669 Figure 7 – GIP Status for...

AI summary The document text raises questions about the status of renewable energy projects, including the accuracy of commercial operation dates, the withdrawal of a wind farm project, and the retirement date of a power plant. It also inquires about the hiring of a new procurement administrator for renewable energy initiatives.

100697SBA (NSPI) IR 1 to 29 - Word 1 passage
Section 7
plication, Page 68 of 782, Lines 9 – 26, Section 10.4, 2026 Routine Capital Spending Project Details, which refers to the status of NS Power’s Right-of-Way (ROW) transmission and distribution projects 1. Does any of the ROW widening projec...

AI summary The text contains a series of questions raised in a regulatory proceeding regarding NS Power's 2026 capital spending projects, including ROW widening, energy storage, grid resiliency, and the Country Harbour Cell Tower. It also references the Tusket project and its interaction with an ongoing overspend application.

100702DOE (NSPI) Ir 1 to 7 - Word 1 passage
Section 5
upgrades to ensure actual expenditures align with forecast benefits and least-cost obligations. Request IR-4: Reference: Exhibit N-1: Application - Section 9.0 (General Plant) (PDF Page 57) 1. General Plant capital for 2026 is forecast at...

AI summary The document outlines several requests for information regarding capital expenditures, cybersecurity, grid services, and hydro system investments. It asks for justifications for increased spending, confirms no ratepayer impact from a cyber attack, explains grid services and alternatives to synchronous condensers, and requests data on hydro system investments over the last ten years.

103410Decision 4 passages
5.0 CAPITAL SPENDING GROWTH p. p. 60
nlike an unregulated business, a regulated utility generally cannot cut costs by abandoning customers because that segment of their customer base is less profitable than others or operating at a loss. [171] The DOE was concerned about the...

AI summary The document discusses the role of coal plants in the Nova Scotia energy system, noting their importance for grid stability and integrating variable wind energy. Concerns about capital spending on coal plants are raised, and the DOE recommends an audit of the Utility's Fixed Asset Register to address potential cost escalations.

Nameplate Capacity (MW) Initial Anticipated COD (Year) Updated Anticipated COD (Year) p. p. 73
Nameplate Capacity (MW) Initial Anticipated COD (Year) Updated Anticipated COD (Year) Wind & Solar Resources Rate Base Procurement 306 2025 2025-2026 Port Hawkesbury Paper Wind 168 2025 2026 Renewable to Retail Wind 149 2024 2026-20291 Gre...

AI summary The document outlines various energy projects, including wind and solar resources, energy storage, fast-acting generation, and fuel conversions, with their nameplate capacities and anticipated completion dates. It also includes load management initiatives and coal phase-out targets.

Preamble p. p. 73
nt under this program was shown as 2028. NS Power did not have any additional information on this procurement, other than the September 2025 public announcement that there would be a new solicitation. [196] The New Wind and Solar generatio...

AI summary NS Power is advancing renewable energy and battery storage projects under provincial programs. The Board has approved three BESS projects, with two already operational and the third expected to be in service. These projects support renewable integration and provide flexibility during peak demand, as demonstrated during a cold-weather event in January 2026.

7.1.1 Coordination with the IESO Nova Scotia p. p. 79
boration to support a transparent, efficient, and fair transition to an lESO-administered electricity system. [Emphasis in original] [Letter from the Office of the Minister of Energy, April 15, 2026] [203] The Board notes there were no pro...

AI summary The document discusses the need for coordination between the IESO Nova Scotia, NS Power, and provincial policy directives in light of the increased cost and scope change of NS Power's Synchronous Condenser project, which now includes nine units instead of four due to additional planned wind farms.

20260421-1Hearing Transcript — 04/21/2026 (Revised Transcript - Refiled May 20, 2026) 1 passage
1 procurement, and no timeline has been established for the
NS POWER PANEL 57 Cr-ex, (Murphy) 1 procurement, and no timeline has been established for the 2 procurement of energy storage solutions beyond Nova Scotia 3 Power's own BESS Project. 4 So what is the cause of the delay in 5 the fast-acting...

AI summary The text discusses delays in fast-acting generation and the lack of a timeline for procuring energy storage solutions beyond Nova Scotia Power's BESS Project. It references the More Access to Energy Act and the role of the Independent System Operator (IESO NS) in managing procurement activities.

20260422-1Hearing Transcript — 04/22/2026 (Revised Transcript - Refiled May 20, 2026) 1 passage
I N D E X O F P R O C E E D I N G S
I N D E X O F P R O C E E D I N G S PAGE NO. 17 18 19 20 21 Energy storage is included in the transmission function for the purposes of capital tracking. However, from a cost-of service perspective, these assets have been proposed to be re...

AI summary The text discusses the classification of energy storage assets for capital tracking purposes, with a question raised about why they are not functionalized to generation. The response explains that energy storage sites are managed under long-term service agreements similar to wind farms and will remain classified under transmission for capital tracking.

Disclaimer: These summaries were generated by AI from the filings they describe. We take care to make them accurate, but errors are possible - and they aren't advice. Only the filings themselves are the record: if you're relying on something here, confirm it against the source documents or the Nova Scotia Energy Board's own record. Full disclaimer →